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-rw-r--r--src/net/java/games/gluegen/StructLayout.java141
1 files changed, 0 insertions, 141 deletions
diff --git a/src/net/java/games/gluegen/StructLayout.java b/src/net/java/games/gluegen/StructLayout.java
deleted file mode 100644
index 77542b714..000000000
--- a/src/net/java/games/gluegen/StructLayout.java
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * - Redistribution of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistribution in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
- * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
- * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
- * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
- * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
- * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
- * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
- * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
- * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
- * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that this software is not designed or intended for use
- * in the design, construction, operation or maintenance of any nuclear
- * facility.
- *
- * Sun gratefully acknowledges that this software was originally authored
- * and developed by Kenneth Bradley Russell and Christopher John Kline.
- */
-
-package net.java.games.gluegen;
-
-import net.java.games.gluegen.cgram.types.*;
-
-public class StructLayout {
- private int baseOffset;
- private int structAlignment;
-
- protected StructLayout(int baseOffset,
- int structAlignment) {
- this.baseOffset = baseOffset;
- this.structAlignment = structAlignment;
- }
-
- public void layout(CompoundType t) {
- int n = t.getNumFields();
- int curOffset = baseOffset;
- int maxSize = 0;
- for (int i = 0; i < n; i++) {
- Field f = t.getField(i);
- Type ft = f.getType();
- if (ft.isInt() || ft.isFloat() || ft.isDouble() || ft.isPointer()) {
- int sz = ft.getSize();
- if ((curOffset % sz) != 0) {
- curOffset += sz - (curOffset % sz);
- }
- f.setOffset(curOffset);
- if (t.isUnion()) {
- maxSize = Math.max(maxSize, sz);
- } else {
- curOffset += sz;
- }
- } else if (ft.isCompound()) {
- new StructLayout(0, structAlignment).layout(ft.asCompound());
- if ((curOffset % structAlignment) != 0) {
- curOffset += structAlignment - (curOffset % structAlignment);
- }
- f.setOffset(curOffset);
- if (t.isUnion()) {
- maxSize = Math.max(maxSize, ft.getSize());
- } else {
- curOffset += ft.getSize();
- }
- } else if (ft.isArray()) {
- ArrayType arrayType = ft.asArray();
- CompoundType compoundElementType = arrayType.getBaseElementType().asCompound();
- if (compoundElementType != null) {
- new StructLayout(0, structAlignment).layout(compoundElementType);
- arrayType.recomputeSize();
- }
- // Note: not sure how this rounding is done
- if ((curOffset % structAlignment) != 0) {
- curOffset += structAlignment - (curOffset % structAlignment);
- }
- f.setOffset(curOffset);
- curOffset += ft.getSize();
- } else {
- // FIXME
- String name = t.getName();
- if (name == null) {
- name = t.toString();
- }
- throw new RuntimeException("Complicated field types (" + ft +
- " " + f.getName() +
- " in type " + name +
- ") not implemented yet");
- }
- }
- // FIXME: I think the below is wrong; better check with some examples
- // if ((curOffset % structAlignment) != 0) {
- // curOffset += structAlignment - (curOffset % structAlignment);
- // }
- if (t.isUnion()) {
- t.setSize(maxSize);
- } else {
- t.setSize(curOffset);
- }
- }
-
-
-
- public static StructLayout createForCurrentPlatform() {
- String os = System.getProperty("os.name").toLowerCase();
- String cpu = System.getProperty("os.arch").toLowerCase();
- if ((os.startsWith("windows") && cpu.equals("x86")) ||
- (os.startsWith("linux") && cpu.equals("i386")) ||
- (os.startsWith("linux") && cpu.equals("amd64")) ||
- (os.startsWith("linux") && cpu.equals("ia64")) ||
- (os.startsWith("sunos") && cpu.equals("sparc")) ||
- (os.startsWith("sunos") && cpu.equals("x86")) ||
- (os.startsWith("mac os") && cpu.equals("ppc")) ||
- (os.startsWith("freebsd") && cpu.equals("i386"))
- ) {
- // FIXME: make struct alignment configurable? May need to change
- // packing rules on a per-type basis?
- return new StructLayout(0, 8);
- } else {
- // FIXME: add more ports
- throw new RuntimeException("Please port StructLayout to your OS (" + os + ") and CPU (" + cpu + ")");
- }
- }
-}